/* ============================================================
   www.brigic.ba — shared styles
   Aesthetic: dark glassmorphism, blue accent, aurora gradients
   ============================================================ */

:root {
  --bg-0: #07090f;
  --bg-1: #0b0f1a;
  --bg-2: #11172a;

  --fg-0: #f5f7fb;
  --fg-1: #c7cdda;
  --fg-2: #8a93a7;
  --fg-3: #5b6478;

  --accent: #3b82f6;
  --accent-2: #60a5fa;
  --accent-3: #6366f1;
  --accent-glow: rgba(59, 130, 246, 0.45);

  --glass-bg: rgba(255, 255, 255, 0.035);
  --glass-bg-hover: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.16);

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;

  --max-w: 1180px;

  --font-sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "JetBrains Mono", "SF Mono", Menlo, monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-feature-settings: "ss01", "ss02", "cv01";
  color: var(--fg-0);
  background: var(--bg-0);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ----- Background aurora ----------------------------------- */
.bg-aurora {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(60% 50% at 15% 0%, rgba(59, 130, 246, 0.22), transparent 60%),
    radial-gradient(50% 50% at 90% 10%, rgba(99, 102, 241, 0.18), transparent 60%),
    radial-gradient(60% 50% at 50% 100%, rgba(56, 189, 248, 0.12), transparent 60%),
    linear-gradient(180deg, #050811 0%, #07090f 40%, #060810 100%);
  pointer-events: none;
}

.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  pointer-events: none;
}

.bg-noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.035;
  pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/></svg>");
}

/* ----- Container ------------------------------------------- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}

/* ----- Nav ------------------------------------------------- */
.nav {
  position: sticky;
  top: 16px;
  z-index: 50;
  margin: 16px auto 0;
  max-width: calc(var(--max-w) - 56px);
  padding: 12px 18px 12px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(11, 15, 26, 0.55);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
  color: var(--fg-0);
  text-decoration: none;
}

.nav-brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-3) 100%);
  display: grid;
  place-items: center;
  color: white;
  font-weight: 700;
  font-size: 13px;
  box-shadow: 0 4px 16px var(--accent-glow), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.nav-links {
  display: flex;
  gap: 4px;
  align-items: center;
}

.nav-links a {
  color: var(--fg-1);
  text-decoration: none;
  font-size: 14px;
  padding: 8px 14px;
  border-radius: 999px;
  transition: color 0.15s, background 0.15s;
}

.nav-links a:hover {
  color: var(--fg-0);
  background: var(--glass-bg-hover);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--accent);
  color: white !important;
  font-weight: 500;
  font-size: 14px;
  text-decoration: none;
  box-shadow: 0 6px 22px var(--accent-glow);
  transition: transform 0.15s, box-shadow 0.15s;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 30px var(--accent-glow);
  background: var(--accent-2) !important;
}

.nav-menu-toggle {
  display: none;
}

@media (max-width: 720px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
}

/* ----- Typography ------------------------------------------ */
h1, h2, h3, h4 {
  font-family: var(--font-sans);
  letter-spacing: -0.025em;
  font-weight: 600;
  margin: 0;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-2);
  padding: 6px 12px;
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent-2);
  box-shadow: 0 0 12px var(--accent-2);
}

/* ----- Buttons --------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  font-family: inherit;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 10px 30px var(--accent-glow), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: var(--accent-2);
  box-shadow: 0 14px 40px var(--accent-glow);
}

.btn-ghost {
  background: var(--glass-bg);
  border-color: var(--glass-border);
  color: var(--fg-0);
  backdrop-filter: blur(10px);
}

.btn-ghost:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
}

/* ----- Section base ---------------------------------------- */
.section {
  padding: 96px 0;
}

.section-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 56px;
  max-width: 720px;
}

.section-head h2 {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.1;
}

.section-head p {
  color: var(--fg-1);
  font-size: 17px;
}

/* ----- Glass card ------------------------------------------ */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  position: relative;
  overflow: hidden;
}

.glass::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 30%);
  pointer-events: none;
}

/* ----- Footer ---------------------------------------------- */
.footer {
  padding: 64px 0 40px;
  border-top: 1px solid var(--glass-border);
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

.footer-col h4 {
  font-size: 13px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-2);
  margin-bottom: 16px;
  font-weight: 500;
}

.footer-col a {
  display: block;
  color: var(--fg-1);
  text-decoration: none;
  font-size: 14px;
  padding: 4px 0;
  transition: color 0.15s;
}

.footer-col a:hover {
  color: var(--accent-2);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--glass-border);
  font-size: 13px;
  color: var(--fg-3);
  font-family: var(--font-mono);
}

@media (max-width: 720px) {
  .footer-bottom { flex-direction: column; gap: 12px; }
}

/* ----- Reveal animation ------------------------------------ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.2, 0.6, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.6, 0.2, 1);
}

.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ----- Utility --------------------------------------------- */
.mono { font-family: var(--font-mono); }
.muted { color: var(--fg-2); }
.dim { color: var(--fg-1); }